M3 Pro is a professional and comfortable surround sound Bluetooth V4.0 compliant headphone with 3.5mm jack port and retractable stereo cable. It supports music playback and phone calls. Features - Professional surround sound Bluetooth enabled headphone - Bluetooth V4.0 low energy technology - Ergonomic design, comfortable and fit to wear - Supports answering, rejecting, hanging off, redial and voice dial calls - Multi-point HFP connection for two phones - Multi-point A2DP connection enables it connect to two A2DP source devices - Simple easy pairing - Built-in retractable stereo cable to directly connect the audio devices - Pre-set three kinds of EQs, you can switch the EQ to ensure a better music enjoyment - Supports voice prompts of status - Supports Battery indicator for iPhone, iPod and iPad - Built-in 3.5mm jack to support enjoying music by non- Bluetooth enabled devices. Technical Details - Frequency rate: 20-20KHz - Impedance: 32 ohm - Response rate: 118dB - Power: 1.5W - Aux-in: 3.5mm jack - Bluetooth version: 4.0 - Wireless range: up to 10m - Play time: 15 hours - Standby time: 25 days - Battery capacity: 3.7V/310mAh - Charging time: 2 hours - Weight: 265g - Size: 200(L)x175(W)x45(T)mm - Supported profiles: HSP

HFP / A2DP / AVRCP