IN-EARPHONE WIRELESS NECKBAND with ANC & Memory Foam Eartips HYPERBASS with Metal Housing for Ultimate Sound Quality IPX4 WATERPROOF & DUSTPROOF Durable Double-TPE Cable Neckband with Collar Cable-Clip and Luxurious Metal Remote Controls General Specifications Active Noise Cancellation (ANC) with 28dB noise suppression. Bluetooth 5.0 Compatibility with Fast Connectivity and 10m Wireless Range. With Voice Assistant Activation (eg.Siri /Google Assistant). IPX4 Waterproof & dustproof & Schock Resistant. Durable Double-TPE Cable Neckband with Collar Cable-Clip and Luxurious Metal Remote Controls. Ergonomic In-Ear Design, with Removable / Sterilizable Silicone Ear-tips in S/M/L sizes. Custom Ear-tips in Full Range of 5 Interchangeable Pairs: Soft Silicone x 3 pairs (S,M,L) + Sound Isolating Memory Foam x 2 pairs (M,L). HYPERBASS with Metal Housing for Ultimate Sound Quality. 13.6mm Extra Large Dynamic Speaker Drivers with 20Hz – 20KHz Frequency Response. Built In Dual Microphones for Handfree Phone Calls and Active Noise Cancellation. Extra Long Battery Life: About 15 Hours Playback/Talk time, 300 Hours Standby time. High Capacity Rechargeable Advanced Lithium Battery: 3.7V / 250 mAh. Ultra Fast 1.5 Hour Recharging Time. Charging Port: Micro USB (Leather Belted USB Charging Cable Included). Automatic Wireless Pairing and Re-Connection With Mobile Phones and Tablets. Built-In System Voice Prompts for Simple User Operation and Easy Device Status Monitoring. Accessories Included: Nylon Braided USB Cable with Leather Belt & Aluminium shell, Carry Pouch, Collar Cable-Clips x2 pcs, Silicone Ear-Tips x3 pairs, Memory Foam Ear-tips x 2 Pairs. Dimensions Weight: 32g. What’s in the box? ESTBTN-880 Silicone Eartips (S, M, L) Carry Pouch Collar Cable-Clips x2 pcs Memory Foam Ear-tips x 2 Pairs User manual Micro-usb nylon braided cable with aluminum shell.