Fullerton True Wireless Stereo (TWS) Earbuds were born for the promo! TWS earbuds have been in high demand since the first Apple Airpods was introduced. However, most of the current best selling earbuds are from the retail industry without considering how to carry your marketing and promotional designs. Fullerton TWS earbuds were born for the promo. It has two-side large imprint areas to easily carry both your brand and a marketing campaign! With the promotion purpose in the mind, the earbuds have good overall quality and still affordable for your daily promotions! Precision full color or spot color decoration 7-Day or less delivered (production shipping) to a continental US location Premium window box packaging to present your logo without open the packaging -Silicone loop for easy carry -Good sound quality -Quaint appearance design Specifications Bluetooth V5.0 Wireless range 32.8 (10 meters) with no obstacles Earbud battery capacity 30mAh each Charging box battery capacity 240mAh Standby time about 60 hours Charge time earbuds 1.5 hours, charged by the charging case TalkPlaytime about 2.5 hours Net weight 1.85ozunit Dimension 98mm36mm35mm Carton Size 41.529.525.3cm Qty 50 pcscarton Weight 19.8lbs