XY-S350H/ZK-TB21 Amplifier 2.1 Dual Sound Amplifier Board 220Wx2+350W Wireless Subwoofer Module Consumer Electronic

XY-S350H App Control 220Wx2+350W Amplifier Board TPA3251D2 2.1 Dual Bluetooth-Compatible 5.1+AUX+USB Sound Card+USB F Disk Subwoofer Module Audio Stereo Wirele ModulatorFeature:1. The ed TPA3251D2 power amplifier chip scheme is adopted: TPA3251D2 is a high-performance cla D power amplifier, which has cla D efficiency and can bring real high-end sound quality. The device features advanced integrated feedback design and proprietary high-speed gate driver error correction (pure path TM HD). This technology can e the device maintain ul-low distortion in the whole audio frequency band and show high-definition sound quality at the same time.2. Bluetooth-compatible 5.1 audio power amplifier module: 2.1 dual stereo output, output power 220W * 2 (left and right s) + 350W (subwoofer), pure sound quality. The is pure and nsparent, the midrange is gentle and delicate, and the ba is surging and shocking.3. Claic appearance multifunctional main knob: the main knob adopts rotary only used in high-end power amplifier to realize 360 degree steple tuning. It feels smooth, one key start and stop, long pre to start and stop, and the operation is simple and convenient.4. Support mobile app control: newly upgrade Sini link app; Support to modify Bluetooth-compatible name; Set Bluetooth-compatible paword; Off / on tone5. Supported audio input: Bluetooth-compatible 5.1, AUX, USB sound card, USB f disk (the USB f disk file system must be fat 32, and the maximum support is 32GB)6. Heat diipation mechanism: heat sink + fan for heat diipation, safe and worry free. Large area aluminum alloy heat sink with special-shaped structure and fan support are adopted to reduce the temperature and effectively ensure the full power operation of the productSpecification:Product model: XY-S350HPower supply:DC18-38VBluetooth-compatible version: 5.1Audio : 2.1 sAudio input: Bluetooth-compatible + AUX + USB f disk + USB sound cardAudio output: left and right s + subwooferFrequency range: 20Hz -- 20KHzVolume adjustment: high-end knob adjustment, smooth feelMaximum output power of left and right s:220W/3Ω--36VDC175W/4Ω--36VDC100W/8Ω--36VDCMaximum output power of subwoofer:355W/2Ω--36VDC250W/3Ω--36VDC195W/4Ω-36VDCProtection mechanism: overvoltage, undervoltage, clipping, short circuit, overheating and other protectionUnique functions: support sinlink app, modify Bluetooth-compatible name, set Bluetooth-compatible paword, and turn off / on prompt toneProduct size: 130mm * 116mm * 27mm/5.1X4.6X1.1inNet weight: 285gPrecautions for modifying Bluetooth-compatible name:1. Enter the name to be modified in the Bluetooth-compatible name text box and click settings (limited to 10 characters)2. After setting succefully, go to mobile phone settings - > Bluetooth-compatible and find the Bluetooth-compatible name of the currently available device.3 Then, click the setting icon behind the Bluetooth-compatible name to enter the setting page, and click Cancel pairing4. Finally, power on the Bluetooth-compatible power amplifier board again, search in the mobile phone settings - Bluetooth-compatible, and the modified Bluetooth-compatible device name will appear. Just connectBluetooth-compatible paword setting steps:Click the Bluetooth-compatible paword on to open the Bluetooth-compatible paword. After the Bluetooth-compatible paword is turned on, it defaults to 1234. If you want to modify it, enter a new paword in the text box (Note: the paword must be 4 numbers), click Set, and you will be prompted that the setting is succeful, the paword will be set, and the connection paword of power amplifier board will take effect againNote:The mobile phone system will remember the paired Bluetooth-compatible device and connect Bluetooth-compatible directly after restarting the power amplifier board; The pairing paword is required only when the pairing is cancelled and the Bluetooth-compatible connection is searched againDue to the different monitor and light effect, the actual color of the item might be slightly different from the color showed on the pictures. Thank you!Please allow 1-2cm measuring deviation due to manual measurement.1 Set xAmplifier Board