Sound amplifier size

This simple, economical desktop amplifier series provides a cost effective solution to basic PA and background music applications. A-60/A-120 Amplifiers are extensively used throughout the UK�s leading high street and supermarket retail outlets. Features: � Clean, functional design � 3 Mic inputs (combi XLR / �� jack) � 2 AUX inputs (stereo phono) � Bass and treble control � Priority input - Mic 1 � Phoenix screw terminals for loudspeaker connection � 2U high

4 IN ONE Multifunctional LED night light Bedside Lamp Touch + Speaker Bluetooth 4.0 +Pass Calls, bedside lamp compatible with any Bluetooth device: Android,Tablet, etc... up to at 10 meters distance. Multicolor Table Lamp Mode Touchscreen Bluetooth Bedside Lamp Control 3 Lighting Modes: White Light (3 Levels: Low, Normal and High), 7 Color RGB Change, LED Night Light Multicolor Flashing. The Bluetooth speaker automatically reconnects to the last device used, and the bluetooth lamp turns on and off by touching the upper mesh to change the color of the lights There is a hook at the bottom of the touch led bedside lamp, the manual in French, easy to carry Portable Speaker Light Feature Bluetooth Speaker Feature Micro SD Card, Aux Line-in & Bluetooth Hands-free Mode Feature Warm Light Mode Music playing Portable and Enjoyment Audio Input: AUX, Micro SD-Card Color: White Power Supply: DC 5V /500mA Battery: DC 3.7 V Frequency: 50HZ~20KHZ Product Size: (L) x (W) 4 x 5 inch

Bluetooth 5.0 Large Color LCD Screen Handsfree Mic Call & Recording Supply: DC 5V 12V/DC 6V 12V Built-in 2 * 25W Amplifier Size: 92*41MM

XH-A302 Bluetooth amplifier board adopts amplifier chip with high-fidelity stereo sound quality; supports Bluetooth and AUX audio input; amplifier is equipped with Bluetooth 5.0 high-speed transmission, and the effective transmission distance of Bluetooth is 20 meters for unobstructed connection, (depending on personal mobile phone Bluetooth configuration, The signal strength is different, the transmission distance will also be different). The amplifier input is DC12-24V, with dual-channel output, the output impedance is 4-8Ω, and the maximum is 50W*2; the on-board function buttons can freely adjust the volume, switch songs, and select the input mode.

Max sound output: 130±5dB Sound gain: ≥50dB Total harmonic wave distortion: ≤10% Frequency range: 300~4000Hz Input noise: ≤30dB Voltage: DC 1.5V Current: ≤4mAUsage Open the cartridge cover, put the battery in the correct position. Zine Air battery is the best choice and has a longer life. Before using, make sure that power is turned off, or make the volume to “l”. Put the ear hook on your ear, plug in the ear tightly. Note:The unit is on “off” position, and volume is on “l”, otherwise the instant sound will make you uncomfortable. Turn the power, and adjust the sound volume to get clear sound, If you hear the whistling sound, please check whether you have plugged in the earplug tightly. If it can’t be plugged tightly, please change the other size plug.

12 inch 3D Curved Mobile Phone Screen Amplifier HD Video Magnifier Stand Enlarge Bracket Portable Universal Smartphone HolderHD threaded lenses. Clearly magnify the screen, and can resist radiation, relieve visual fatigue. Anti-slip grooves. It can effectively prevent the mobile phone from slipping, keep it upright, and ensure the video viewing effect. Strong suction baffle. Rubber strong adsorption baffle, can firmly absorb the mobile phone, prevent the mobile phone from moving and falling. Good compressive strength and toughness. Although it is a curved screen design, it has strong pressure resistance and good toughness. Even if it is flattened with force, the curved screen will return to its original shape after letting go. Specification: Name: Mobile phone amplifier Colour: Black Screen size: 12 inches Material: acrylic lens + ABS shell Applicable mobile phones: mobile phones with a screen within 6.5 inches Size: 250*160*20mm Weight: 130g

Product details of PAM8610 15W + 15W Two Channel Stereo Class D Amplifier Board Supply voltage: DC 7V-15V 2. Output power: 10w + 10w (8 load) 3. Efficiency: 90% 4. Shutdown Current: 4uA 5. Quiescent current; 20mA 6. SNR: 86% 7. Total harmonic distortion: 5W / 1KHz / 8 ---- 0.1% 8. Frequency range: 20Hz-20KHz 9. Input impedance: 15K 10. Output Impedance: 4-8 11. Amplifier board size: 30mm * 25mm * 2.5mm 1. The power supply voltage limit is 16.5V, do not use more than this voltage. 2. The power supply is recommended for 12v, 3A power supply filter better 3. 4-8 inch stereo speakers recommended. 4. Do not short-circuit the audio output to each other or shorted to ground. 5. Carefully check before electricity, ensure wiring is correct before electricity.

Product Name: F1 Mobile Phone Amplifier Screen Size: About 7 Inches Single Package Weight: About 75g Material: ECO Frame ABS Lens: PVC Product Size: Frame 18.3*14.3 cm/7.20*5.63 inch; lens 16.5*10.5cm/4.13 inch Note: The above data are measured manually, there may be errors, all subject to the actual product or self-purchased sample measurement.

-Mini HIFI digital bluetooth audio power amplifier and Two main channel output. - Aluminum alloy body, durable, the body is made of aluminum alloy once  -Low distortion supplies a clearer, stronger and more powerful sound. -With Remote control function and Supports FM stereo radio. - The machine supports bluetooth operation, and supports line input.

set2: 1 x 600W boost constant current module + 1 x Amplifier Board Small size design, BTL output, the maximum output 100w, can drive 2 ohm speakers, be balanced (differential) input, external heat sink chip work more stable. Signal input mode can be selected according to the following two needs: Balanced input signal (differential): Signal + Signal -, GND (ground). Unbalanced inputs (single-ended): - end and GND (ground) short circuit, the signal input from the + terminal. 3300 / 25V filter capacitor The output voltage regulation: 1. adjust the CV-ADJ potentiometer, according to your or LED, the output voltage is set to the voltage you need. Clockwise voltage is small, counterclockwise adjustable. 2. clockwise CC-ADJ potentiometer about 20 laps, the output current is set to a minimum, connected to the LED, CC-ADJ potentiometer to the required current. For charg, put the after the end of the, then receive the output, adjust the CC-ADJ to the current you need, (for charg must be used when the is fully charged, because the left The more charge, the smaller the charge current.

Excellent Sound Quality Buy 1 Get 1 Free Handfree Stylish Design Can Connect at any Mobile Imported Quality Mic Included

Newest Screen Magnifier Suit for all 2.5" - 6.0" screen cellphones:Descriptions: 1. Brand new and good quality. 2. Mobile phone screen can be magnified 3 times, picture clear and vivid, dynamic feeling stronger! 3. Suitable for all kinds of mobile phones and all various occasions -- indoor, camping, journey, leisure etc. 4. Use HD amplification optical technology,no power-driven, no-cost, energy-saving and environmental protection. 5. Reduce the eyes fatigue when you watch videos on the phone. 6. Folding design, small volume, convenient carrying on business travel.. Specifications. Enlarge the phone display, to watch the bigger screen of 2x ~ 4x. Mobile phone adapter use skid material, prevent from slipping, falling. Material: Silicone, ABS. Color: black. Weight: 100g. Dimension: 19.0 x 12.1 x 0.5cm;. Screen Size: 8.2 inchHow to use it: 1. Please avoid using in direct sunlight or strong light, avoid light cause is not clear, it will display better in the dark light environment. 2. Do not use hard wipe scratch the lens, when not in use, please use a soft cloth to protect the lens. 3. Adjust the distance from mobile phone frame to the lens and angle, adjust focal length, lens angle, in order to achieve the best view and optimal amplification effect and the best definition. 4. The best watch angle is vertical to the lens, a distance of 0.5 meters it the best watch distance. Because the lens is larger, the mirror slightly reflective phenomenon, please adjust the brightness of the light and the angle of the light. Package included: 1 x Mobile Phone Screen Magnifier Stand Case Bracket

Product details of M3 Mini Portable Wireless Speaker with high quality sound, Compatible with android and IOS M3 Mini Portable Wireless Speaker:The M3 Mini Portable Wireless Speaker is the smallest, most powerful portable Bluetooth speaker on the market. Its compact size means it can be taken virtually anywhere and fits easily into a bag or pocket. It's powered by an internal rechargeable battery that keeps you going for hours when you're on the go. This portable Bluetooth speaker is also equipped with a built-in microphone so you can take calls hands-free without compromising sound quality. We believe the most important things in life are music, family and friends. And we are honored to be able to bring all three together with our new M3 portable Bluetooth speaker. The perfect addition to any patio, backyard or party, the M3 is sure to be your favorite new accessory! M3 Mini Portable Wireless Speaker: The M3 Mini Portable Wireless Speaker is the smallest, most powerful portable Bluetooth speaker on the market. Its compact size means it can be taken virtually anywhere and fits easily into a bag or pocket. It's powered by an internal rechargeable battery that keeps you going for hours when you're on the go. This portable Bluetooth speaker is also equipped with a built-in microphone so you can take calls hands-free without compromising sound quality. We believe the most important things in life are music, family and friends. And we are honored to be able to bring all three together with our new M3 portable Bluetooth speaker. The perfect addition to any patio, backyard or party, the M3 is sure to be your favorite new accessory! This M3 mini portable wireless speaker is the perfect accessory for your smartphone. It's easy to use, and provides enough volume to enjoy your favorite music wherever you are. A built-in microphone allows you to take hands-free calls on your phone. The Bluetooth connection makes listening simple, while the built-in rechargeable battery provides up to 2 hours of play time. It even pairs with other devices by using the remote control function. The M3 Mini Portable Wireless Speaker lets you enjoy music from your phone, tablet or other Bluetooth-enabled devices. This speaker has a built-in microphone and optional handsfree calling. Playback function: mp3; Frequency response: 20Hz-20KHz; Sensitivity: 110±3 dB at 1W output power (at 1m); Impedance: 4Ω; Battery standby time: Approx 2 hours. The M3 Wireless Speaker is a great option if you're looking for a wireless speaker that is both portable and powerful. The M3 features Bluetooth technology, making it easy to pair wirelessly with your smartphone or tablet. The built-in microphone allows you to use the speaker phone function, making calls without having to touch your phone—ideal for conference calls at work! Specifications of M3 Mini Portable Wireless Speaker with high quality sound, Compatible with android and IOS

Brand New Extraordinary Quality Portable Bluetooth Connected Multicolor Material Metal High Sound Quality Best For Gift Ultra Mini Size Long Playtime Fast Recharge Super Bass with Surround Sound Enjoy Hours Of Music Recharge In Just 1 Hour Pair With Smartphones, Tablets, laptops And More Via Bluetooth Upto 10 Meters Perfect For Outdoor

Suitable for sound recording studio, listening room, home theater, KTV,and all kinds of public places. The sponge is the Perfect sound insulation, sound-absorbing, heat insulation material Sound-absorbing sponge is on the basis of sponge for further processing, acoustic inside the sponge and reflection of the increase in the number so as to achieve the noise, sound-absorbing effect. Produced by environmentally polyurethane foam. In order to improve the opening steps and specific acoustic characteristics, make it not only has the sound absorption characteristics effectively, without any harm to human body Name: 4 Tiles Acoustic Foam Panels Sound Treatment Convoluted Egg Profile Material: Foam Color:Black Size:40cm x 30cm Thickness:2cm Packing included: 6 x Foam Only the above package content, other products are not included. Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.