HOCO EQ4 Graceful air conduction TWS earphones deliver HiFi stereo sound without sealing your ears, keeping you safe and aware throughout the day. With a 12-hour playback time and 500mAh charging case, these earphones are built for extended daily use.

• Bluetooth Version: v5.3
• Chip: JL AC6973D4
• Speaker Unit: 14mm
• Impedance: 32Ω ± 15%
• Frequency Response: 20–20000Hz
• Sensitivity: 98dB ± 3dB
• Headset Battery: 110mAh
• Charging Case Battery: 500mAh
• Talk / Music Time: 12 hours (80% volume)
• Standby Time: 300 hours
• Charging Case Input: DC5V, USB-C
• Charging Time: ~2 hours (case), ~1.5 hours (headset)
• Transmission Distance: 10m
• Supported Protocols: Headset, Hands-free, A2DP, AVRCP
• Single Earbud Weight: 10g
• Total Weight: 87g
• Dimensions: 98 × 66.5 × 30mm
• Available Colors: White, Black, Blue

• The open-ear air conduction design lets you stay tuned to your environment — ideal for commuting, workouts, or office use without the isolation risk of in-ear buds
• Auto on/off pairing when removing or placing earbuds in the case makes daily use genuinely effortless, with no manual reconnection needed