KP-124 Best-selling Wireless Bluetooth Ear-clip Headphones Open-ear Design Long Battery Life High Sound Quality In Stock Now

Control Method: Side-touch control Main Chip: JieLi 6983D4 Bluetooth Version: 6.0 Audio Decoding Formats: SBC / AAC Supported Bluetooth Protocols: A2DP/AVRCP/HFP/HSP Antenna Type: Ceramic antenna RF Frequency Band: 2.402 GHz – 2.480 GHz Bluetooth Power Class: Class 2 (standard consumer headphone specification) RF Receiver Sensitivity (Typical): -85 dBm Effective Wireless Range: 10 meters Headphone Amplifier Solution: Built-in chip amplifier Audio Signal-to-Noise Ratio (SNR): ≥90 dB Driver Unit: 11 mm, impedance 16 Ω ±15% Speaker Frequency Response: 20 Hz – 20 kHz Speaker Sensitivity: 123 dB ±3 dB (Test conditions: 1 kHz / 1 mW, using IEC-711 artificial ear coupler) Speaker Rated Power: 20 mW Microphone: MEMS silicon microphone (Model 2718), sensitivity -42 dB ±2 dB Active Noise Cancellation (ANC): None Environmental Noise Cancellation (ENC) for Calls: None Headphone Battery: 3.7V Li-polymer battery, capacity 30 mAh Headphone Rated Charging Input: Approx. 5V / 30 mA Headphone Full Charge Time: Approx. 1.5 hours Music Playback Time: Approx. 5 hours (at 80% volume) Talk Time: Approx. 4 hours (at 80% volume) Headphone Standby Time: Approx. 38 hours Charging Case Battery: 3.7V Li-polymer battery, capacity 300 mAh Charging Case Rated Charging Input: 5V / 300 mA Charging Case Full Charge Time: Approx. 1.5 hours Charging Case Recharge Cycles: Approx. 2 times Packaging dimensions: 175*110*38mm Carton dimensions: 58.5*44*40cm Volume: 0.103m³ Gross weight per carton: 18.5kg Gross weight per unit: 185g Quantity per carton: 100

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