Large 40mm Drivers: Two advanced dynamic speaker drivers provide superb high-fidelity stereo sound with deep bass response. Experience the fullness of your music and hear more than before. You’ll also get more complete & compelling sound while watching movies and videos
25Hour Playtime: Keep your music playing from morning to night with a 2.5-hour charge of the large 500mAh lithium-ion battery. Switch from Bluetooth to wired mode using the 3.5mm audio cable to continue listening if the battery runs out
True Comfort: Super-soft memory foam earpads and adjustable headband ensure optimal fit with reduced pressure for a comfortable listening experience
Premium Headphones: Elegant design is combined with high-performance features like powerful 40mm drivers, Bluetooth 5, and a high-capacity battery. A built-in microphone for calls and convenient 3-button control round out this complete personal audio experience
Product Code: Aukey EP-B52
Technology: BT 5, A2DP, HFP, AVRCP
Chipset: 8763BFR
Driver (each channel): 40mm / 1.57" speaker driver
Speaker Sensitivity: 117dB ±3dB
Speaker Frequency Range: 20Hz - 20kHz
Speaker Impedance 32 ohm ±15%
Microphone Sensitivity: -40dB ±3dB
Microphone Frequency Range: 50Hz - 16kHz
Input: DC 5V
Charging Time: 2.5H
Battery life: up to 25H
Battery type: Li-Polymer (500mAH)
Operating range: Up to 10m / 33ft
Weight: 220g