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<title><![CDATA[EC21 Product Catalogs - 3.7v battery]]></title>
<link><![CDATA[https://www.ec21.com/ec-market/3.7v_battery--0821/1/3.7v battery.html]]></link><item>
<title><![CDATA[Digital Wireless Audio Transceiver (SH-380 G/M)]]></title><link><![CDATA[https://eseyoung.en.ec21.com/Digital_Wireless_Audio_Transceiver_SH--5597133_5597145.html]]></link><description><![CDATA[Battery type
Lithium polymer 3.7V 2,000mA
Weight
100g
Dimension(W x H x D)
52 x 92 x 19.6 mm
Channel
TBD
35Piece
- The above specifications are based on national frequency regulations in accordance w]]></description><pubDate><![CDATA[20220331]]></pubDate></item>
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<title><![CDATA[Bone Conduction Headphone with Built-in Mic,IPX7 Waterproof Earphones,  Sports Headset for Running]]></title><link><![CDATA[https://wirelessearbuds.en.ec21.com/Bone_Conduction_Headphone_with_Built--11591054_11591067.html]]></link><description><![CDATA[Battery: 3.7V/180mAh 
10.Frequency Range:20Hz~20KHz
11.Sensitivity:83.5±3dB
12.Impedance:8Ω 
13.Dimension:140x112x43.5mm 
14.Weight:around 32g 
15.Color:Black,Blue,Red
16.Speaker type: Bone conduct]]></description><pubDate><![CDATA[20240919]]></pubDate></item>
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<title><![CDATA[X13 Tws Earbuds High-end Mental Body with Digital Display]]></title><link><![CDATA[https://soundjoy.en.ec21.com/X13_Tws_Earbuds_High_end--11023068_11023077.html]]></link><description><![CDATA[X13 tws earbuds high-end mental body with digital display
hi
TWS Wireless Earphone
Chipset
Pixart1603
Bluetooth version
v5.0
Speaker
￠6mm/16Ω Hi-Fi SPEAKER
Battery capacity
2*3.7V/60mAh
Music play]]></description><pubDate><![CDATA[20240506]]></pubDate></item>
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<title><![CDATA[Best Sound Quality Wired Active Noise Cancelation ANC Headphone]]></title><link><![CDATA[https://splustech.en.ec21.com/Best_Sound_Quality_Wired_Active--11080648_11080675.html]]></link><description><![CDATA[1. Input terminals: DCФ3.5DC Plug 4
2. Working voltage: 3.7V
3. Maximum output power: 90MW
4. Noise level :20db
5. Signal to noise ratio (SNR): ≥ 90db
6. Power supply: 600mA lithium battery
7. Rat]]></description><pubDate><![CDATA[20200402]]></pubDate></item>
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<title><![CDATA[ANC Noise Cancelling Headphones - A03]]></title><link><![CDATA[https://14795957388.en.ec21.com/ANC_Noise_Cancelling_Headphones_A03--11737632_11737641.html]]></link><description><![CDATA[Battery specification: 3.7V/500mAh Charging voltage: 5V/1A Charging time: about 2h Bluetooth duration: about 28h Bluetooth + noise cancellation duration: about 18h Noise cancellation duration: about ]]></description><pubDate><![CDATA[20230410]]></pubDate></item>
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<title><![CDATA[Smart PTT Headset [SHM612]]]></title><link><![CDATA[https://shinpoong11.en.ec21.com/Smart_PTT_Headset_SHM612--9018396_9551871.html]]></link><description><![CDATA[can use as walkie-talkie with two-App or two-way radio.
Communications duration
5 hours
Stand by duration
120 hours
Charging time
2 hours
Size
50.5 x 18.0 x 12.2mm
Weight
10.3g
Battery
3.7V/80mAh
]]></description><pubDate><![CDATA[20221130]]></pubDate></item>
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<title><![CDATA[M5 BUSINESS-4.0 Noise Reduction Bluetooth Headset in-ear Universal Bluetooth Wireless Music Headsets]]></title><link><![CDATA[https://20131106.en.ec21.com/M5_BUSINESS_4.0_Noise_Reduction--8592974_9774183.html]]></link><description><![CDATA[Battery capacity: 3.7V 75mAh
Size: 66*8.5*8.5mm
Talk time: 7 hours
Standby time: 250 hours
Colors: Black, Silver, Gold, Red
Package include:
1*Bluetooth headset
1*USB Charging cable
1*User Manual
2*E]]></description><pubDate><![CDATA[20151201]]></pubDate></item>
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<title><![CDATA[Wesun High Quality Bluetooth Headphone Real Stereo Wireless Headset Bluetooth Headphones]]></title><link><![CDATA[https://axiziluo.en.ec21.com/Wesun_High_Quality_Bluetooth_Headphone--10883493_11478602.html]]></link><description><![CDATA[Specifications: 
oval earcover
Bluetooth type: JL V5.0
Receiver Range: 10-15 meters
Sensitivity: 97+/-3DB
Battery: 3.7V 200mah
Working time:8-10 hours
Charge time: 1-2 hours
Standby time: 150 hours
S]]></description><pubDate><![CDATA[20211201]]></pubDate></item>
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<title><![CDATA[Vetcl TWS Bluetooth Headset,Earbuds,Bluetooth Headphone,ENC Earphone]]></title><link><![CDATA[https://vals2019.en.ec21.com/Vetcl_TWS_Bluetooth_Headset_Earbuds--11232412_11467726.html]]></link><description><![CDATA[Battery Capacity(L/R)
40mAh/3.7V Li-Polymer
Charging Case Battery Capacity
440mAh/3.7V Li-Polymer
Earphone Charging time
1-2Hour
Duration
&gt;25Hours: 5Hours for Earphone/20Hours for Charging Case
Charg]]></description><pubDate><![CDATA[20211030]]></pubDate></item>
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<title><![CDATA[Earphone P47]]></title><link><![CDATA[https://xwin2021.en.ec21.com/Earphone_P47--11369569_11369613.html]]></link><description><![CDATA[battery: 3.7V/150mAh
4. Use time: 6 hours
5. Functions: adjust volume, switch songs, answer incoming calls, reject incoming calls, hang up calls, Bluetooth playback, hands-free calling, call replay, ]]></description><pubDate><![CDATA[20211218]]></pubDate></item>

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