NDEGJUESE Wireless headset Defender Twins 639 black
Technical specifications * True wireless * Power bank case 2000mAh * Connection type Wireless Bluetooth * Type of headphones In-ear * Type of earcups Closed * Bluetooth specification V5.0 + EDR, A2DP, AVRCP, HFP, HSP * Operating frequency 2.402–2.480 GHz * Membrane diameter 6 mm * Sensitivity (headphones) 100 dB * Sensitivity (microphone) 42 dB * Frequency response (headphones) 20–20000 Hz * Frequency response (microphone) 100–16000 Hz * Operation range 0–10 m * Continuous talk / listening period 4 hrs * Connectors Micro-USB for charging *
NDEGJUESE Wireless headset Defender Twins 639 black
Technical specifications * True wireless * Power bank case 2000mAh * Connection type Wireless Bluetooth * Type of headphones In-ear * Type of earcups Closed * Bluetooth specification V5.0 + EDR, A2DP, AVRCP, HFP, HSP * Operating frequency 2.402–2.480 GHz * Membrane diameter 6 mm * Sensitivity (headphones) 100 dB * Sensitivity (microphone) 42 dB * Frequency response (headphones) 20–20000 Hz * Frequency response (microphone) 100–16000 Hz * Operation range 0–10 m * Continuous talk / listening period 4 hrs * Connectors Micro-USB for charging *