Product model: R2The Bluetooth specification: Bluetooth V2.1 + EDR
Output power: 3 w
Operating voltage: 3.7 V
Transmission distance: 10 m (due to environmental factors and the connection to the bluetooth device
Frequency response: 100 hz - 18 KHZ
Signal to noise ratio: 80 dba
AUX FM audio input: bluetooth TF card
Support MP3, bitrate, 32 KBPS to 320 KBPS
The input power: built-in polymer battery 250 mah 3.7 V or external DC5V
Adjust the form: key regulation
The input sensitivity: 450 50 mv
Weight: 170 g
Size: 52 * 30 * 115
