Stereo power amplifier

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

-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.

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.

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.

Input Voltage: DC 5 V Audio Out: L R G (it must be connected to amplifier) Receive audio signals from mobile Extraordinary Range 10 meters. Smallest and Powerful Best for any kind of amplifier. Dimensions: 24mm x 15mm x 1mm

DIY Bare Boards collection TDA7388 Board LA4440 BTL Setreo Board 2.1 TDA2030 Board 2.1 BTL TDA2030 Board 2.1 TDA2030 & D1047 Board D1047 200W Setreo Board NPN PNP 4 Paired transistors 600W Stereo Board NPN PNP 6 Paired transistors 800W Stereo Board and many more coming soon

Product Description: Name:4 way amplifier with gain adjustable Category:Household 20dB amplifierFeatures 1.Adopting imported high-frequecy amplification component, low noise current design 2.Aluminum material housing,fast heat dissipation qualityTechnical parameter Bandwidth (MHz) 45-860 Total gain(dB) 20±2 Gain adjustment(dB) 0-10 Flatness in band(dB) ±0.5 Slop(dB) 3 Noise factor(dB) ≤5 Power consumption(W) 1 Output number 3 Dimension(mm) 122X70X30MM

1. Noise Canceling,6D Stereo surround Sound2. Bluetooth-comaptible version: 5.0 or below3. Connection distance: 10 meters4. LED display function, you can directly understand the power and charging situation5. Bluetooth-comaptible V5.0, support automatic pairing and most Bluetooth-compatible devices6. 3500mAh charging box, can also charge headphones and mobile phone7. IPX5 waterproof, no need to worry about water and sweat8. Ultra-mini body for a comfortable wearing experience9. Function: HIFI sound quality. Volume adjustment, emergency mobile power, binaural calls,Automatic interconnection, memory matching, intelligent noise reduction M10 Bluetooth Wireless Earphone 9D Stereo Earphones LED Waterproof Earbuds Headsets With Dual Microphone for Andorid IOS Phone Product Features:1.Update operation function, use a key to change the previous/next song, and long press for two seconds to instantly call the Siri voice assistant.2.M10 chip update, the latest generation of Bluetooth V5.1 chip, automatically start and pair.3.High-definition LED display, real-time power monitoring, can charge the charging box and earphones at any time, and control the power at all times. Product Specification:Bluetooth specification: V5.1Working voltage: 3.1V to 4.2VCharging voltage: 5V-1AHeadphone battery capacity: 50MAHStorage box battery capacity: 2000MAHTransmission distance:> 10MWaterproof rating: IPX7 Package list:1 * Pair the headset1 * Charger1 * Charging case1 * User Manual

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.

● Support BT Music, BT Handsfree Call, Remote Shutter.● The Speaker features a stereo loudspeaker, delivers a stereo punch with clear and stereo sound lingering around the room, and turns any space into a live party for hours at a time.● Built in microphone allows you to make and receive calls clearly.● Glossy metal finish, rubber feet on the bottom, allows to place in firmly. Lanyard for easily to carry it when go out.● Compact, Mini and lightweight. Ideal for traveling, picnic, camping, sunbath, sports, office, home, parties, and anywhere else you want.Operations:● Multifunctional Button:Power ON/OFF (long press), Answer/End Calls/Volume Up/Remote Shutter (short press)● Micro USB Interface: for LINE-IN audio input/USB Charging

Touch Control Buetooth Version: 5.1 Working Distance Range: <10m Frequency Range: 2.4026GHz - 2.480GHz Talk Time: >7-9 Hours Music Time: > 5-6 Hours Standby Time: >30+ hours Case Power Bank: 3500 mAH Earbuds Battery: 50mah Charge Time: < 1.5 Hours Same as: Realme Air F9 Pro+ ????Convenient: true wireless earbuds pick up 2 earphones from the charging box, they will automatically connect to each other, and then you can connect in one step. IPX7 waterproof protects Bluetooth Earbuds from rain or sweat and can used for running, Hiking, working out at the gym etc ????High adaptability: m10 tws Wireless earbuds with mic compatible with iOS and Android systems, completely smart and convenient. There are touch control buttons on the Bluetooth m10 earbuds tws, allowing you to play and pause music, skip tracks, answer and hang up calls, and activate the phone's voice control etc ????Comfort: The ergonomic angle design of high-quality tws m10 earbuds bluetooth 5.1 earphones not only bring you a comfortable listening experience, but also won't fall off even when running, hiking or jogging. ????Sound: Stereo headphones can produce high-quality stereo, high-fidelity sound and enhanced bass.This bluetooth wireless earbuds has good sound quality and wireless earbuds with power bank original wireless magnetic suction function wireless earbuds bluetooth handsfree. ????Service: 100% after-sales service, to solve your shopping questions at any time, please come to the store Chat for consultation.

The tiny-size but impressively loud clear bass sound Bluetooth Stereo Speaker (2.1) Stereo Sound with built-in woofer Output Power 3W Frequency range 100Hz-20KHz Premium quality manufactured aluminum-made body design Mini pocket size easy & portable use when where ever you are Compact Shape and attractive color and design Bluetooth v5.0 & distance 10m comfortable use Battery 400mah playtime up to 3 – 4 hours & charging time 1 hour Wireless JBL m3 mini portable Bluetooth speaker

Original I12 Tws Stereo Wireless 5.0 Bluetooth Earphone Earbud Headset with Charging Case for Xiaomi Android Smartphone | Airpods_ for all devices How to Use i12 inpods 1.Tap the charging case power on switch 2.Open the charging case and take off the earbuds,then eabuds auto-power on and pairing (important reminder:the condition of earbuds auto-power on is to turn on the switch of charging case) 3.Pair with the device: 1)turn on Bluetooth in the device 2)search i12 and connectto i12 Specification: 1. Driver: 15mm 2. Impedance: 9 OHM 3. Bluetooth version: Bluetooth 5.0 4. Output power: 40mW;Battery capacity 35MAH, charging box is 300mh. 5. Bluetooth distance: 10 meters 6. Frequency response: 20-20000Hz 7. Operating voltage range: 3.0V-4.2V 8. Powerful noise de-noising circuit (active noise reduction) 9. Charging time about 1-2 hours. 10. Talk time is about 2-3 hours (a pair of earphones use together),music time about 2-3 hours (a pair of earphones use together), Charging box can charge for the earphons about 3-5 times.

Plays wireless music from your BT-enabled audio devices. Supports hands-free calls with a built-in microphone. Supports true wireless stereo function, two of them can connect to each other for stereo and powerful rich sound. A rechargeable 1200mAh battery offers 6 hours of playing time. BT 5.0, stable signal, more power saving. Mini size, with a portable lanyard, you can hang it on your backpack, or just put it in your bag. 3W internal magnetic horn brings you perfect music and high-quality loud sound.

Support renaming and GPS positioning Ultra-low power consumption, 4 to 5 hours of music can be played. In-ear light sensor Automatic pairing/automatic connection. HiFi stereo and super bass. High-quality speakers, the call sound is very clear