Audio-Technica ATH-DSR7BT bluetooth wireless stereo headset

Type Dynamic
Driver Diameter 45 mm
Frequency Response 5 – 40,000 Hz
Sensitivity 100 dB/mW
Impedance 35 ohms
Battery 3.7V rechargeable lithium polymer battery
Battery Life Approx. 15 hours continuous use (1,000 hours standby)
Charging Time: Approx. 4 hours (for 0-100% charge)
Depending on environmental conditions
Weight 300 g (10.6 oz), without cable
Accessories Included 2.0 m (6.6') USB charging cable, carrying pouch
Type (Microphone) condenser
Sensitivity (Microphone) -44 dB (1V/Pa a 1 kHz)
Frequency Response (Microphone) 50 – 4,000 Hz
Polar Pattern (Microphone) omnidirectional


Input jack: Micro USB Type B
Communication System: Bluetooth Version 4.2
Output: Bluetooth Specification Power Class 2
Maximum Communication Range: Line of sight - approx. 10 m (33')
Compatible Bluetooth Profiles: A2DP, AVRCP, HFP, HSP
Support Codec: aptX HD, aptX, AAC, SBC