DC 5V LM386 bluetooth Audio Amplifier Board Speaker 4ohm 5W Loudspeaker Box DIY Electronic Kit Not Assembled
Direct purchase from the factory 
Malipo Salama Yanahakikishiwa
Zawadi ya Bure
Sera ya Usafirishaji
Sera ya KurudishaZawadi ya Bure
Karibu Roymall, tovuti yako ya kitaalamu ya kununua zawadi za hifadhi ya duka. Tunathamini na kushukuru msaada wako, na tunataka kuonyesha shukrani yetu kwa kuongeza kipengele cha msisimko wa ziada kwa ununuzi wako. Unaponunua nasi, sio tu utapata bidhaa za hali ya juu zinazoboresha maisha yako, lakini utapata pia zawadi ya bure ya kipekee kwa kila agizo lako. Tayari kuchunguza mkusanyiko wetu na kupata zawadi zako kamili? Chunguza uteuzi wetu wa bidhaa za hifadhi ya duka, weka agizo lako na subiri msisimko wa zawadi yako ya bure kufika pamoja na ununuzi wako.Sera ya Usafirishaji
Tutafanya kazi kwa bidii kukufikishia bidhaa baada ya kupokea maagizo yako na kuhakikisha zinafika salama. Maelezo ya uwasilishaji yatakuwemo kwenye barua pepe yako ya uthibitisho.Kwa hali ya kawaida, maagizo huchakatwa ndani ya siku 2. Katika hali maalum, yanaweza kucheleweshwa kama ifuatavyo: Unapoagiza Jumamosi, Jumapili au siku za likizo, itacheleweshwa kwa siku 2.Kwa kawaida, inahitaji siku 5-7 za kazi (Jumatatu hadi Ijumaa) bila kuathiriwa na ucheleweshaji wa ndege au mazingira mengine.Kwa sababu huduma yetu ya usafirishaji ni kimataifa, muda wa uwasilishaji utategemea eneo lako, kwa hivyo inaweza kuchukua muda na tafadhali subiri kwa subira ikiwa uko katika wilaya au nchi za mbali.1. Sera ya Kurudisha na Kubadilisha
Tunakubali tu bidhaa zilizonunuliwa kutoka roymall.com. Ikiwa unanunua kutoka kwa wasambazaji wetu wa ndani au wauzaji wengine, huwezi kuzirudisha kwetu. Bidhaa za mauzo ya mwisho au zawadi za bure hazikubaliki kwa kurudisha.Ili kuwa na haki ya kurudisha, bidhaa yako lazima isitumike na iwe katika hali ileile uliyoipeleka. Pia lazima iwe kwenye pakiti ya asili.Baada ya kupokea maagizo ya kurudisha kutoka kwetu, tafadhali pakiti bidhaa zako zilizorudishwa na kuacha kifurushi chako kwenye ofisi ya posta ya ndani au mtoa huduma mwingine wa usafirishaji.Tutachakata bidhaa yako ya kurudisha au kubadilisha ndani ya siku 3-5 za kazi baada ya kuipokea. Rudi pesa itachakatwa na kuwekwa kiotomatiki kwenye njia yako ya awali ya malipo.Hakuna kurudisha au kubadilisha kunaweza kukubaliwa ikiwa bidhaa ilitengenezwa kwa maagizo maalum, ikiwa ni pamoja na saizi maalum, rangi maalum au uchapishaji maalum.Ikiwa unahitaji msaada zaidi, tafadhali wasiliana nasi. service@roymall.com au Whatsapp: +8619359849471
2. Sera ya Kurudisha Pesa
Utapata rudi pesa kamili au stoo 100% ya stoo baada ya kupokea na kukagua kifurushi kilichorudishwa. Rudi pesa itachakatwa kiotomatiki kwenye njia yako ya awali ya malipo.Tafadhali kumbuka kuwa gharama za usafirishaji na ushuru wowote au ada hazirudishiwi. Gharama za ziada za usafirishaji hazirudishiwi mara tu kifurushi kimetumwa. Wewe ndiye mwenye jukumu la kulipa ada hizi na hatuwezi kuziacha au kuzirudisha, hata kama agizo litarudishwa kwetu.Mara tu tutakapopokea na kuthibitisha bidhaa yako iliyorudishwa, tutakutumia barua pepe kukujulisha kuwa tumepokea bidhaa yako. Pia tutakujulisha kuhusu uthibitisho au kukataliwa kwa rudi pesa yako.Ikiwa una shida yoyote kuhusu mchakato wa kurudisha pesa, tafadhali wasiliana nasi. service@roymall.com au Whatsapp: +8619359849471Product Name: DIY KIT LM386 bluetooth Speaker
Power Supply: DC 5V (Mobile phone charger/ 5V adapter/ Power bank)
Amplifier Chip: LM386
Audio Input: bluetooth or Aux Input
Auxiliary Feature: Level Indicator (Spectrum Function)
Speaker: 5W 4 ohms
Shell Size: 102mm (height) x 61mm (length) x70mm (width)
Weight (After Completion): 215 grams
After powering on, the phone searches for the Bluetooth name M18, and can play music after connecting to Bluetooth. You can also connect an external 3.5 audio cable to play music.Bluetooth indicator:When Bluetooth is not connected, the indicator light flashes quickly;When Bluetooth is connected, the indicator light stays on;When Bluetooth is playing, the indicator light flashes slowly.
Some components may be changed, but this does not affect use. Based on the actual goods received.
Note: This is an unsoldered product, you need to assemble it yourself.
>>>Manual: Click here to open<<<
Features:
1. DIY Kit: The DIY kit enables you to assemble the speaker yourself, providing a hands-on experience and a sense of achievement on completion.
2. LM386 Audio Amplifier: The LM386 amplifier chip enhances audio signal amplitude, optimizing your listening experience.
3. Dual Input Method: The speaker accepts both bluetooth and auxiliary inputs, making it adaptable to different audio devices.
4. Level Indicator: The level indicator, also known as a spectrum feature, lets you monitor the output level of the audio signal, adding an interactive engagement for users.
5. Compact Size: With a size of 102mm x 61mm x 70mm, this speaker is compact and portable while delivering a high-quality audio output of 5W at 4 ohms.
Package Include:
1x PCB board
1x bluetooth module
1x KA2284 chip
1x 8P IC holder
1x LM386 chip
1x 50K Dial Potentiometer
1x DC005 seat
1x 3.5 audio stand
1x A03 push button switch
2x 100UF 50V electrolytic capacitor
3x 10UF 25V electrolytic capacitors
5x 104 monolithic capacitors
7x 5MM colorful LED fog light
1x 4.7 ohm resistor
7x 10K resistors
1x 100 ohm resistor
1x 1K resistor
1x 33K resistor
1x 51K resistor
2x 8-15CM thread
1x DC005 power cord
3x 6*6*12 test buttons
1x acrylic shell 1 set
3x M3*10 double-pass nylon column
12x M3*6 screws
15x M3*8 screws
19x M3 nut
