http://www.ec21.com/ec-market/megaphone.html http://samjooco.en.ec21.com/Megaphones--2660927_3653463.html MEGAPHONE / LOUD-HAILER / BULLHORN Max20W Portable power megaphones provide optimal reinforcement for various appli20091111 http://totalsound.en.ec21.com/Megaphone--3318105_3318209.html Features Foldable grip handle Siren alarm switch Volume control 20091110 http://koimex.en.ec21.com/Megaphone--6_684095.html 20070326 http://tonyfu365.en.ec21.com/Portable_Voice_Megaphone--3904458_3904487.html Set Microphone,speaker,Karaoke,recharger in the multi-function amplifier Apply: Promotion centre, trade centre, trade20091225 http://salesgemico.en.ec21.com/20W_Megaphone--3862449_3862722.html 20W Siren/ Whistle handheld/ shoulder type dynamic/ condenser microphone 20091008 http://axue333.en.ec21.com/Axue_8368_Black_Speech_Microphones--3739164_3742145.html Voice amplifiers can help to solve daily practical problems for those whose speech is difficult to hear due to reduce20090819 http://mechaudio.en.ec21.com/Megaphone--3403695_3406085.html Megaphone MMP1504 SPECIFICATIONS: * Horn diameter: 150mm * Total length: 250mm * Power out: 10w 20090609 http://vipcrystal1983.en.ec21.com/sport_items_Mi_ni_hand--3419937_3419938.htmlincluding batteries) dimensions: 175mm x 5mm x165mm megaphone output : 3w ?/p> pass ISO9001:2000 Patent applied 20090411 http://yumikolin.en.ec21.com/Mini_megaphone--3419766_3419827.html Characters: 1) Sound amplification 2) Illuminating: 12 LED bulbs 3) FM Radio 4) Alarm 5) Certificates: CE, FCC 6) Pate20090325 http://louder728.en.ec21.com/Police_Megaphone_M_2LA3--3419830_3421714.html 1) Sound amplification 2)Illumination 3)Alarm 4) Radio & record 5) Certificates: CE, FCC 6) Patented product: Yes 7) O20090319 http://yangliu399226.en.ec21.com/Megaphone--2753465_2942000.html Characters: 1) Sound amplification 2) whistle 3) Certificates: CE, FCC 4) Patented product: Yes 5) OEM availability: Y20081217 http://gsbcsamjooco.en.ec21.com/Megaphones_Hand_Grip--2660927_3508894.html Description Max power 10 watts, Handy strap, Acoustic range 985 yards,volume(0-10), condenser microphone. light weigh20080521 http://sscom.en.ec21.com/MEGAPHONES--1_632453.html① Designed by high density synthetic resin with nonflammable and provide an intelligible audiobility for a sound.20041022 http://joinsy.en.ec21.com/Megaphone--861291_861292.htmlItem: HY801 Description: Handymegaphone Specification: . Horn diameter: Φ135mm . Length: 200mm . Rated power: 8W .20050615 http://eifasales.en.ec21.com/3_in_1_Flashlight_with--1475767_1920052.html1) compact & portable 2) megaphone for powerful audio output 3) bright flashlight 4) siren(alarm) over 105db 6) emergen20070510 http://dorisly.en.ec21.com/3G_Video_Alarm_System_W--2824043_3081706.htmlmegaphone, 5. With all the functions of IPMMS series products from SSG( additional 3G function based on IPMMS series vi20091224 http://chinasoyo.en.ec21.com/2.4GHz_Digital_Wireless_Audio_Transceiver--1837416_1837417.htmlmegaphone/loudhailer Wireless Loud-speaker FEATURES Frequency: 2.400?.483MHz Channels: 20 Two types of input supporting20091223 http://xcyitai.en.ec21.com/Expansion_Valve_for_Car_Air--1726195_2012997.htmlmegaphone 5) Temperature-sensitive capillary: 180-250mm, Outer capillary: 210-300mm 6) MOP: 0.55MPA or to clients' r20091208 http://voikit.en.ec21.com/Network_Microphone_VK_2000--3363856_3551405.htmlmegaphone. It's more convenient to work with webcam. Network connects the world together, and VK2000 is the best helpe20090629 http://gzyongheng.en.ec21.com/R_Type_Transformer_R_3--3044038_3044085.htmlmegaphone, survey equipment and test equipment, Electrical Equipment and Supplies, metrologic instrument, ED Electron D20081020