USB stick design, TF card, FM radio, rechargeable battery Function4.) Support multi-languages and TF card.5.) Built-in FM radio (optional)6.) Support synchronized lyric display7.) FM / Mic recording function8.) 7 EQ: nature, rock, pop, classic, soft, jazz and heavy bass9.) Built-in rechargeable Li-ion batteryPoints: USB stick design, TF card, FM radio, rechargeable battery.SpecificationsSolution: ...