SIMOLIO Rechargeable Li-ion Battery, SM-621, SM-621D

SIMOLIO Rechargeable Li-ion Battery SM-621,SM-621D

SIMOLIO Rechargeable Li-ion Battery, SM-621, SM-621D

Visit the Store Visit the Store Visit the Store Visit the Store Visit the Store SIMOLIO has been committed to researching the hearing needs of different groups of people and transforming various cutting-edge wireless audio technologies into high-quality audio products to provide users with a safe, clear, convenient and comfortable hearing experience. Besides the excellent sound quality, we also focus on hearing assistance and hearing protection, making our products suitable for a variety of lifestyles and audio genres. (For reference only as installation diagram.)

Key Features

• ✅ Brand new wireless TV speaker Li-ion battery.
• ✅ Voltage: 7.4V Current:1000mAH.
• ✅ Can be used with Simolio wireless tv speaker SM-621 and SM-621D
• ✅ UPGRADED BATEERY: The upgraded battery has protection circuits and microcontrollers limiting the charge to the battery, preventing battery from overcharging and overdischarge. Metal casing is added to avoid deforming.

Shipping & Guarantees

• ✅ FREE standard shipping within the United States (3–6 business days)
• ✅ 100% money-back guarantee for lost or damaged items
• ✅ Secure checkout with encrypted payment processing
• ✅ Shipping via UPS, FedEx, and USPS
• ✅ Ships to lower 48 states only (no PO Boxes / APO / FPO)

Returns

• ✅ 30-day hassle-free returns
• ✅ Items must be unused and in original packaging
• ✅ Full refund if item is not delivered
• ✅ Guaranteed delivery within 6–7 business days

Payment Methods

✅ Credit Cards, PayPal, Shop Pay, Apple Pay, Google Pay, Amazon Pay, Meta Pay

Customer Support

✅ Questions? Contact us at Support@GiftAbay.com
We respond within 24 hours on business days.