audio-technica ATH-SQ1TW SVN WH Wireless Earphones Thank you very much for viewing this product. This is a clearance item due to the warranty having expired. In the event of a malfunction, please contact the manufacturer directly for support. New, unopened, and available for immediate purchase. Using Yu-Yu Mercari delivery (Yu-Packet Plus) audio-technica ATH-SQ1TW SVN WH Wireless Earphones White STUDIO SEVEN collaboration model Specifications Power Supply Earphones: DC3.7V lithium-ion battery (built-in) Charging case: DC3.7V lithium-ion battery (built-in) Charging Time Earphones: Approximately 1.5 hours / Charging case: Approximately 2 hours Operating Time Continuous communication (music playback): Up to approximately 6.5 hours (earphones), Up to approximately 19.5 hours (when using the charging case) Weight Earphones: Approximately 5.2g (L side), Approximately 5.2g (R side) Charging case: Approximately 34.2g Water Resistance IPX4 (earphones only) Operating Temperature Range 5 to 40°C Product Code: 4961310156121