No likes from those not intending to buy. Only for those who can rate the receipt within 24 hours of product arrival. Hikaru Midorikawa Wireless Earphones Purchased at the time of release. I checked the operation and stored it in a dark place. I have confirmed that there are no problems this time. I wiped it with an alcohol disinfectant sheet, but please refrain from purchasing if you are concerned. Please check the photos for scratches, etc. From the official website below ↓↓ The wireless stereo earphones Hikaru Midorikawa model are a must-have item for fans! ・Original voice announcements by Hikaru Midorikawa himself when operating the earphones, such as "Power on" and "Power off". ・Special specifications supervised by the person himself for the design of the earphones and packaging. ・Basic performance such as continuous playback for up to 7 hours, music operation and volume adjustment from the earphones, top operation buttons, and water resistance equivalent to IPX4. Product specifications: ・External dimensions: (One earphone) W23xH20xD24mm (excluding protrusions) / (Charging case) W72xH36xD46mm ・Weight: Approximately 5.2g (one earphone) / Approximately 46g (charging case) ・Driver: Dynamic type Φ6mm ・Playback frequency band: 20～20,000Hz ・Microphone: Omnidirectional ・Bluetooth specifications: Version 5.0 / Class 2 / Multi-pairing (4) compatible ・Bluetooth profile: A2DP, HFP, HSP, AVRCP ・Supported codecs: aptX, AAC, SBC ("aptX" added 2020/11/11) ・Pairing passkey: 0000 ・Power supply: Main unit DC3.7V/50mAh (built-in) Charging case DC3.7V/800mAh/Density: 324Wh/L (built-in) ・Continuous playback time (maximum): Approximately 6-7 hours / When using the charging case: Approximately 20 hours ・Continuous talk time (maximum): Approximately 5-6 hours / When using the charging case: Approximately 15 hours ・Standby time (maximum): Approximately 100 hours ・Charging time: Earphones approximately 1.5 hours / Charging case approximately 3 hours ・Operating temperature range: 5～40℃ (without condensation) ・Water resistance: Equivalent to IPX4 (earphone body only) ・Accessories: USB cable / Ear tips (S/M/L) / Instruction manual (warranty card)