Product details Batteries : 2 A batteries required. Package Dimensions : 13.2 x 11 x 4.4 cm; 50 Grams Date First Available : 8 April 2021 Manufacturer : 1MORE ASIN : B08YNMD5GH Item model number : ES901 -White Country of origin : China Brand 1MORE Model name ES901-WHITE Colour White Form factor In Ear Connectivity technology Wireless About this item ✅ Comfobuds Pro won 2021 CES Award for innovative QuietMax ANC Technology, comfortable Ergonomic Design and excellent HI-FI Stereo sound quality ✅ Hybrid Active Noise Canceling: Comfobuds Pro provides a depth to 40dB Noise Canceling performance with 1MORE's patented QuietMax technology. five working MODEs: ANC strong, ANC normal, transparency, Wind Noise and ANC off ✅ Excellent Hi-Fi Stereo sound: 13.4mm Diameter LCP& PU composite dynamic speaker delivers excellent audio performance with powerful bass. 5.2g Lightweight surpass your imagination ✅ Ergonomic Design: 1MORE Original In-Ear Ergonomic design, lightweight 5.2g, consistent comfortable and fitting wearing no ear pressure during long term use. three sizes (S/M/L) silicone ear-tips fit your ears perfectly. ✅ Crystal Clear Phone Call and Fast Charging: 6-microphone based environmental noise reduction and Patented QuietMax ANC technology make your phone call just like a face-to-face conversation. Also 15-minute quick charge enable you enjoy your music for 2 hours.