Wireless earphones with IPX5 water resistance and up to 6 hours of playback. - Model: HP-T50BT - Bluetooth: Yes - Water resistance: IPX5 - Maximum playback time: Up to 6 hours - Color: Gold Brand: radius Wearing style: Separate left and right, completely independent Earphone/Headphone type: Canal type Structure: Sealed Wireless/Wired connection: Wireless Earphone/Headphone features: Microphone, Automatic power-on function, Automatic power-off function, Waterproof, Splash-proof Low-frequency range (Hz): 20 Hz High-frequency range (kHz): 20 kHz Impedance (Ω): 16 Ω Sound pressure sensitivity (db): 97 db Wireless standard: Bluetooth Bluetooth version: Bluetooth 5.0 Bluetooth codecs: AAC, SBC IP standard (waterproof standard): IPX5 Drive system: Dynamic type Driver size (mm): 6 mm Charging terminal: MicroUSB Charging time: 1.5 hours I purchased these for a little over 10,000 yen. There are some scratches and peeling, but the charger is unused. I am selling these due to decluttering for a move.