specifications parameter:Bluetooth specification: V5.0Wireless transmission range: 10MAudio noise: 90dbBattery capacity: 1200 mAh Built-in voltage: 3.7VNormal playback volume: 3H Speaker Specifications: 52MM   2Power: 5W   2Answer Frequency: 120HZ-20KHZ Product Size: 215x86x87.8mmSingle weight: 600gCharging voltage: 5V/500MA?2) the functional characteristics1. Adopt advanced Bluetooth audio decoding chip to support all Bluetooth devices connections;
2. support FM radio, you can search directly from the radio station in the listening area;
3. the tone is soft, clear and dynamic, with distinct levels;
4. direct reading of TF card and U disk;
5. Bluetooth receiving distance can be as long as 10 meters;
6, Support audio input LINE, provide you with computer speaker function; Can be directly connected to phone/tablet/TV and Bluetooth pairing to play music;
7. Bluetooth mode has no connection, automatically turned off for half an hour.
8, a variety of flashing mode magic LED lights, lighting can be flashed to the melody of music, a conversion key, the melody of music can not only hear can see.