Havit TW956 TWS Wireless Earphones (Black). Product Features:. Package Contents : Earphones x 1, Charging Case x 1, USB Type-C Charging Cable x 1, Earbuds x 2, User Manual x 1, Quality Certificate x 1; Left Earphone Battery Capacity : 50mAh; Talk Time : 5 h; Suitable for Children : No; Charging Case Weight : 44g; Battery Capacity (Charging Case): 500mAh; Market Segment: Consumer; Color: Black; Frequency Response: 20 - 20000 Hz; Right Earphone Battery Capacity: 50mAh; Impedance: 32; Wireless Router Range: 10m; Application: Calls/Music; Warning: Do not use near heat and fire., Regularly check the battery status to prevent leakage., Keep out of reach of children.; Speaker diameter : 1 cm; Right earphone weight : 4.5 g; Bluetooth : Yes; Music playback time : 7 h; Wearing style : In-ear; Microphone type : Built-in microphone; Left earphone weight : 4.5 g; Product type : Headphones; Bluetooth version : 5.4; Charging case dimensions (wxdxh): 60.3 x 49.28 x 27 mm;.