ROCK X900 OWS Bluetooth Earphones Ear Cuffs Wireless Headset - Black •ACS Panoramic Sound Effect,Open Stereo Sound Field: The ACS panoramic sound effect makes the bass more rich,the mid-range sound more delicate,and the treble more transparent,bringing full and smooth triple frequency sound effect,and achieving higher reproduction of the music •AI Noise Reduction during Calls,Real and Clear Sound: Innovative wind noise reduction design with the support of AI noise reduction algorithm during calls ensures the authenticity and clarity of human voice,eliminates environmental noise and makes calls clear like face-to-face communication •Bluetooth 5.4 Stable Output: New Bluetooth 5.4 upgraded chip,with low latency and power consumption for music,calls,and games,makes calls smoother and clearer •Innovate Non In-ear Design Like Wearing Nothing: Non in-ear design provides long-lasting comfortable wearing and more considerate protection,without affecting receiving external sound •IPX6 Waterproof,Compatible to Use in More Scenes: IPX6 waterproof design can prevent rain and sweat,providing comprehensive protection for headset components even during your sports or bath Specifications: •Material: PC+ABS •Bluetooth Version: Bluetooth 5.4 •Bluetooth Pairing Name: ROCK Ear Cuffs-S •Transmission Distance: Approx.10M (without obstacles) •Talk Time: Approx. 4Hrs •Input: DC5V=80mA •Earphone Capacity: 50mAh/0.185Wh •Charging Case Capacity: 200mAh/074Wh •Weight: Approx.37g •Full Charging Time of the Case: about 1.5 hours •Size: 74 x 37.8 x 21mm Package included: •1Pair x Headset •1 x Charging Case •1 x English and Chinese Manual •Other items not included