EDIFIER TWS1 Pro TWS Wireless Bluetooth Earphone aptX Adaptive Bluetooth V5.2 up to 42hrs playback time Type-C Fast charging Features Qualcomm TrueWireless Mirroring technology supports dynamic and seamless bud-to-bud role-swapping; Qualcomm aptX Adaptive provides both lossless and low-latency transmission of audio*; Qualcomm cVc 8.0 noise cancellation ensures clear phone calls; High-quality PU + titanium diaphragm delivers crystal-clear sound with punchy bass and rich details; Up to 12 hours continuous playback for earbuds per charge; 42 hours playtime with 40-minute quick charge of charging case; Support Volume Control. *Please ensure your mobile phone supports Qualcomm aptX Adaptive decoding technology Qualcomm aptXAdaptive Using Qualcomm"'"s second generation of aptX Adaptive technology, the TWS1 Pro supports both aptX HD and aptX Low Latency audio. Users can adjust their audio profile to fit their needs while experiencing high-quality sound in all settings. *Also compatible with Qualcomm Snapdragon 855 processor. Select the appropriate codec for the best quality results for your audio profile. Upgraded PU+ Titanium Diaphragm Excellent Sound Resolution The analytical PU+ titanium diaphragm distinguishes differences between frequencies and human voice within the earbuds to transmit the truest tones to the user. Seamlessly Switch Between Single and Dual-Ear Use With Qualcomm"'"s TrueWireless Mirroring technology, each earbud is simultaneously mirror-connected with the user"'"s mobile device, providing a more stable and seamless wireless signal transmission while switching between single and dual-ear use. Revolutionary 12-hour Playback Time After a Single Charge A single charge provides 12 hours of playback time, increasing uninterrupted listening time by 50% compared to the previous generation. The charging case provides an additional 30 hours of charge, offering a total playback time of 42 hours. Fast Charging Capabilities Charge Your Earbuds 55% Faster The TWS1 Pro charging case is equipt with fast charging capabilities which decreased the charging time more than 50% and reaches a full charge within 40 minutes. Bluetooth V5.2 Upgraded with Qualcomm"'"s QCC3040 Bluetooth chipset, Bluetooth V5.2 features lower power consumption, faster transmission and more stable connection for a more secure audio experience. IP65 Waterproof and Dust Prevention Allows You To Take Your Earbuds Anywhere Rainy commutes and a sweaty workout won"'"t damage TWS1 Pro, thanks to a top IP65 dust- and water-proof test rating. cVc8.0 Noise Cancellation Technology cVc8.0 noise cancellation technology integrates with TWS1 Pro"'"s dual mics to create crisp, clear calls, even in crowded spaces. Enhanced Sound and Design for Comfortable All Day Use Through multiple tests, the earbuds were specifically designed to conform into the user"'"s ear while being comfortable, lightweight and having a secure fit. Control at your Fingertips Simple quick touch switching provides a better and more convenient hands-free experience. Click: Listen/Play/pause Long press: reject/hang up Double click on your right earbud: Next tune Double click on your left earbud: Last tune Long press on your right earbud: volume + Long press on your right earbud: volume - Specification Bluetooth version: V5.2 Bluetooth Profiles A2DP, AVRCP, HFP, HSP Audio codecs: aptX Adaptive, aptX, SBC Effective Distance: 10m Playback time: about 12 hours (earbuds) + 30 hours (charging case) Input: DC 5V 60mA(earbuds) DC 5V 1.5A(charging case) Frequency Response: 20Hz-20KHz Sensitivity: 953dB Impedance16