Quick info:

1. Bluetooth speaker SP105
2. Wireless, portable music player
3. Handsfree call is supported
4. NFC for fast matching
5. SD/ TF card slot

Specifications:
Bluetooth: 2.1 version
Output power: 3W x 2 RMfS (left and right channel)
SNR: 50dB
IC solution: RDA Bluetooth
Frequency Response: 160±20%HZ
Charging input voltage: DC 5V
Operating distance: 10 meter
Battery logevity: phone call 12 hours;  music play 3 hours; standby 400 hours
Dimention: W 16cm *  H 5.2cm * D 5.2cm