S28 Wireless Bluetooth Speakerphone Support Call Answer and TF Card

support TF card (micro SD TF card) with TF card slot, can play MP3 file files in TF card

Support Mobile Phone / Laptop / Tablet PC

Bass expanded Xpansion system results in a wider richer low-end

Larger 45mm driver provides precise treble for its superb

built in rechargeable battery, charged by computer via USB interface.

specifications:

support A2DP, AvRCP, headset, handsfree profile

working range: up to 10 m

working time: 4 hours

horn specifications: 45mm 26Ohm 3W

Output Speaker: 3 W

Frequency response: 280Hz-16 KHz

Signal to noise ratio: 95dB

distortion: 0.5%

Charging the battery Voltage: 5 V

Battery Charge Time: 2 hours