Audio-Technica│ATH-CKS5TW True Wireless Earphone

True wireless shows the unique bass of SOLID BASS Ø10mm latest large drive unit with double diaphragm 15 hours of continuous use on a single charge Corresponding to the iron triangle headset dedicated app "Connect" PX2 grade waterproof performance https://i.imgur.com/2tzJMSd.jpg 【Product specifications】 【system】 Model: ATH-CKS5TW Communication method: Bluetooth standard specification Ver5.0 Communication frequency band: 2.4 GHz (2.402GHz ~ 2.480GHz) Communication distance: within 10m of good line of sight Modulation method: FHSS Support for Bluetooth protocols: A2DP, AVRCP, HFP, HSP Support code: Qualcomm® aptXTM audio, AAC, SBC Support content protection: SCMS-T mode Transmission frequency range: 20 ~ 20,000 Hz NCC type certification number: CCAH19LP2220T3 【headset】 Type: Closed moving coil type Drive unit: Ø10mm Output sensitivity: 110dB/mW Frequency response: 5 ~ 40,000 Hz Input impedance: 16Ω [power supply type] Headphones: DC3.7V lithium-ion battery (built-in); battery box: DC3.7V lithium polymer battery (built-in) Charging time: Headphones: Approx. 2 hours*Battery compartment: Approx. 3.5 hours**Different depending on usage conditions Battery life: When playing music: up to about 15 hours*; Use with battery case: up to about 45 hours* *Depending on usage conditions Operating temperature range: 5 ° C ~ 40 ° C Call microphone type: MEMS type Call microphone sensitivity: -40dB (1V / Pa, at1kHz) Call microphone frequency response: 50 ~ 4,000Hz Weight: Headphones: approx. 8g (L side), approx. 8g (R side) Battery case: approx. 60g Accessories: 30cm USB cable for charging (USB Type-A/USB Type-C), earbuds (XS, S, M, L), silicone auxiliary ring [Product Warranty] Non-human damage to the original factory warranty for one year [Returns need to know] 1. According to the Consumer Protection Law, consumers are entitled to the seven-day appreciation period of the goods (the non-trial period of the appreciation period) Headphones are classified as personal hygiene products. They should be purchased as they are unpacked. Be sure to think twice before ordering or unpacking, so as not to affect your rights. 2. The return limit is brand new and unopened. 3. In case of new products, please inform the customer service to handle it for you. 4. For new products, please keep the outer packaging and contents and accessories intact. If the packaging carton is dirty or severely torn, it cannot be restored. Or the accessories are missing and cannot be exchanged. 【Precautions】 1. Bluetooth headset related time varies depending on personal use, phone settings and ambient/temperature 2. Due to differences in computer screen settings and personal perception, the product images of this store are for reference only, subject to the actual product received. 3. If the product specifications are incorrect, they will be based on physical objects. 4. Please follow the operation instructions and precautions in the product manual before use. 5. If there are any errors in the above specifications, the information published by the original factory shall prevail.